prog - quic
- prognosis
- program
- program control
- program control unit
- program controlled lathe
- program debugging
- program library
- programmable automatic machine
- programmable controller
- programming
- programming error
- programming language
- progression
- progressive assembly
- progressive die
- project
- projectile lathe
- projection
- projection drawing
- projection microscope
- projection welding
- projector
- pronouncing typewriter
- prony brake
- propagation
- propane
- propellant
- propeller
- propeller blade
- propeller cavitation
- propeller driven airplane
- propeller efficiency
- propeller fan
- propeller hub
- propeller pump
- propeller shaft
- propeller thrust
- propeller turbine
- propeller turbine engine
- propeller type flowmeter
